package com.example.rg.generator.Controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.example.rg.generator.DTO.DishDto;
import com.example.rg.generator.DTO.SetmealDto;
import com.example.rg.generator.commons.R;
import com.example.rg.generator.domain.Category;
import com.example.rg.generator.domain.Dish;
import com.example.rg.generator.domain.DishFlavor;
import com.example.rg.generator.domain.Setmeal;
import com.example.rg.generator.service.CategoryService;
import com.example.rg.generator.service.DishFlavorService;
import com.example.rg.generator.service.DishService;
import com.example.rg.generator.service.SetmealService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@RestControllerAdvice
@RequestMapping("/dish")
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private DishFlavorService dishFlavorService;

    @Autowired
    private CategoryService categoryService;

    /**
     * 根据条件查询对应的菜品数据
     *
     * @param
     * @return
     */
//    @GetMapping("/list")
//    public R<List<Dish>> list(Dish dish) {
//        //构造查询条件
//        LambdaQueryWrapper<Dish> queryWrapper = new LambdaQueryWrapper<>();
//        queryWrapper.eq(dish.getCategoryId() != null, Dish::getCategoryId, dish.getCategoryId());
//        //添加条件，查询状态为1（起售状态）的菜品
//        queryWrapper.eq(Dish::getStatus, 1);
//        //添加排序条件
//        queryWrapper.orderByAsc(Dish::getSort).orderByDesc(Dish::getUpdateTime);
//        List<Dish> list = dishService.list(queryWrapper);
//        return R.success(list);
//    }
    @GetMapping("/list")
    public R<List<DishDto>> listR(Dish dish) {
//        添加查询
        LambdaQueryWrapper<Dish> lqw = new LambdaQueryWrapper<>();
        lqw.eq(Dish::getStatus, 1);
//        菜品分类
        lqw.eq(dish.getCategoryId() != null, Dish::getCategoryId, dish.getCategoryId());
//        排序
        lqw.orderByAsc(Dish::getSort).orderByDesc(Dish::getUpdateTime);

        List<Dish> list1 = dishService.list(lqw);

        List<DishDto> DishDtolist = list1.stream().map((M) -> {
            DishDto dishDto = new DishDto();
            BeanUtils.copyProperties(M, dishDto);
            //当前菜品的id
            Long Dishid = M.getId();

            LambdaQueryWrapper<DishFlavor> lqwDish = new LambdaQueryWrapper<>();

            lqwDish.eq(DishFlavor::getDishId, Dishid);

            List<DishFlavor> list = dishFlavorService.list(lqwDish);

            dishDto.setFlavors(list);

            return dishDto;
        }).collect(Collectors.toList());

        return R.success(DishDtolist);
    }

    @GetMapping("/page")
    public R<Page> page(int page, int pageSize, String name) {
//构造分页构造器对象
        Page<Dish> pageInfo = new Page<>(page, pageSize);
        Page<DishDto> dishDtoPage = new Page<>();

//条件构造器
        LambdaQueryWrapper<Dish> queryWrapper = new LambdaQueryWrapper<>();
//添加过滤条件
        queryWrapper.like(name != null, Dish::getName, name);
//添加排序条件
        queryWrapper.orderByDesc(Dish::getUpdateTime);
//执行分页查询
        dishService.page(pageInfo, queryWrapper);
//对象拷贝
        BeanUtils.copyProperties(pageInfo, dishDtoPage, "records");
        List<Dish> records = pageInfo.getRecords();
        List<DishDto> list = records.stream().map((item) -> {
            DishDto dishDto = new DishDto();
            BeanUtils.copyProperties(item, dishDto);
            Long categoryId = item.getCategoryId();//分类id
//根据id查询分类对象
            Category category = categoryService.getById(categoryId);
            if (category != null) {
                String categoryName = category.getName();
                dishDto.setCategoryName(categoryName);
            }
            return dishDto;
        }).collect(Collectors.toList());
        dishDtoPage.setRecords(list);
        return R.success(dishDtoPage);
    }
    //添加口味

    @PostMapping
    public R<String> save(@RequestBody DishDto dishDto) {
        log.info("{}", dishDto);

        dishService.saveWithFlavor(dishDto);

        return R.success("添加成功");
    }

    // 回显
    @GetMapping("/{id}")
    public R<DishDto> getWithFlavor(@RequestParam Long id) {
        return R.success(dishService.getWithFlavor(id));
    }

    //修改菜品信息
    @PutMapping
    public R<String> updateWithFlavor(@RequestBody DishDto dishDto) {
        log.info("{}", dishDto);
        dishService.updateWithFlavor(dishDto);
        return R.success("修改菜品成功");
    }

}
